Earth Science Geology, the Environment, and the Universe

Section 4: Human Impact on Water Resources

Self-Check Quizzes-English

1
What type of pollution is generated from a single point of origin?
A)point source
B)acid precipitation
C)nonpoint source
D)ozone
2
Irrigation to water crops is the largest usage of water in the United States. What is one way in which farmers can reduce their water usage?
A)Recycle household water such as washing machines and sinks to the fields.
B)Water near the plant roots to reduce evaporation from standard-type sprinklers.
C)Reduce the amount of water and expect smaller crop yields.
D)Water every other row knowing that the water will flow through the ground to the other rows.
3
What is NOT a potential source of pollution for the area shown on the map?
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A)the mine
B)the large urban area at Iris City
C)the golf courses
D)the large number of lakes
4
Which of the changes to the landscape shown in the figures could cause the river to become polluted?
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A)truck loading area
B)air-conditioning refrigeration units
C)chimneys for the oil heating system
D)paved parking lot
5
What is the primary federal law that protects the waters of the United States?
A)Clean Water Act of 1972
B)Safe Drinking Water Act of 1984
C)Ozone Depletion Act of 1981
D)Clean Air Act of 1990
6
What activity or segment of the population puts the greatest demand on water supplies in the United States?
A)agriculture
B)industry
C)public use for drinking, washing, and cooking
D)power plant cooling
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